<!DOCTYPE html>
<html lang="zh-CN">

<head>

    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">

    <title>19 - 复选框开关 (HTML+CSS)</title>

    <link rel="stylesheet" href="./css/index.css">

</head>

<body>

    <div class="form">
        <input id="checkbox" type="checkbox" class="checkbox">
        <label for="checkbox" class="checkbox-label"></label>
    </div>
</body>

</html>